CN212953846U - Steel spring floating plate lifting appliance - Google Patents
Steel spring floating plate lifting appliance Download PDFInfo
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- CN212953846U CN212953846U CN202021316539.5U CN202021316539U CN212953846U CN 212953846 U CN212953846 U CN 212953846U CN 202021316539 U CN202021316539 U CN 202021316539U CN 212953846 U CN212953846 U CN 212953846U
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- central rod
- steel spring
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Abstract
The utility model provides a steel spring floating plate hoist, including top hanger plate, the central rod, end hanger plate and crank connecting rod, top hanger plate is the disc, fixed rings in the middle of the upper surface of top hanger plate, fixed upper central rod in the middle of the lower surface of top hanger plate, upper central rod is the drum, the lower surface circumference trisection point position of top hanger plate respectively is fixed with an upper ear plate, all connect crank connecting rod through the pivot on every upper ear plate, crank connecting rod includes straight-bar and L shape pole, the straight-bar rotates through the pivot with the short rod end of L shape pole to be connected, fixed lower central rod in the middle of the upper surface of end hanger plate, lower central rod cup joints in the drum of upper central rod, the upper surface circumference trisection point position of end hanger plate fixes lower ear plate. The utility model discloses four hoists are a set of, hang respectively in four isolator sleeves of floating plate symmetry, can guarantee during the hoist and mount that floating plate's balance can not make its situation that takes place the slope, and its hoist and mount stability has obtained very big improvement than vacuum chuck.
Description
Technical Field
The utility model relates to a hoist technical field especially relates to a steel spring floating plate hoist.
Background
The prefabricated steel spring floating plate is a product specially manufactured for subway rail traffic lines, and the characteristics of vibration reduction and noise reduction reduce the damage to the environment and the influence on the life of residents, so that the prefabricated steel spring floating plate is widely applied to subway construction. The type and the kind of the prefabricated steel spring floating plate are various nowadays, so that the hoisting problem in the prefabrication production process is increased more and more. The hoist that uses when prefabricating the floating slab form removal at present is mostly similar to the vacuum chuck that uses when the section of jurisdiction form removal, and its easy operation, convenient to use's characteristics have also obtained extensive recognition. However, the floating plate has a large volume, and the central lifting point of the floating plate cannot be accurately found by using the vacuum chuck, so that the floating plate is often inclined and collided with a mold when the mold is removed, and the floating plate is damaged. And because the size, the number of embedded parts and the position of floating plates of different models are changed, the surface of the floating plate sometimes does not have the condition of using a vacuum new plate, so that the application range of the suction cup lifting appliance has great instability and limitation.
Disclosure of Invention
The utility model provides a solve above-mentioned problem, provide one kind and can guarantee the balanced hoist of floating plate when hoist and mount.
The utility model discloses the technical scheme who takes:
a lifting appliance for a steel spring floating plate comprises a top lifting plate, an upper center rod, a bottom lifting plate and a crank connecting rod, wherein the top lifting plate is a disc, a lifting ring is fixed in the middle of the upper surface of the top lifting plate, the upper center rod is fixed in the middle of the lower surface of the top lifting plate and is a cylinder, an upper ear plate is fixed at each trisection position of the circumference of the lower surface of the top lifting plate, each upper ear plate is connected with the crank connecting rod through a rotating shaft, the crank connecting rod comprises a straight rod and an L-shaped rod, the straight rod is rotatably connected with the end of a short rod of the L-shaped rod through the rotating shaft, a lower center rod is fixed in the middle of the upper surface of the bottom lifting plate, the lower center rod is sleeved in the cylinder of the upper center rod to form a center rod, the lower ear plate is fixed at each trisection position of the circumference of the upper surface of the bottom lifting plate.
The lower central rod is a cylinder or a cylinder with the diameter smaller than the inner diameter of the upper central rod.
The bottom hanging plate is a multi-arc-section bottom plate formed by three arc sections.
The lower ear plate is fixed at the joint of the adjacent arc sections of the bottom hanging plate, and the bent part of the L-shaped rod is positioned at the joint of the arc sections.
The arc length and the central angle of each arc section of the bottom hanging plate are the same.
The end of the long rod of the L-shaped rod is provided with a hook which is bent upwards.
The utility model has the advantages that: the utility model discloses four hoists are a set of, hang respectively in four isolator sleeves of floating plate symmetry, can guarantee during the hoist and mount that the balance of floating plate can not make its situation that takes place the slope, and its hoist and mount stability has obtained very big improvement than vacuum chuck, grabs in the isolator outer sleeve during hoist and mount and supports the three-jaw of the crank connecting rod of dog very firm and safety.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of the shape and structure of the bottom hanging plate of the present invention.
Wherein: 1-a hoisting ring; 2-top hanging plate; 3-upper ear plate; 4-straight rod; 5-upper central rod; 6-L-shaped rods; 7-lower central rod; 8-short bar; 9-long rod; 10-hanging hooks; 11-a bottom hanger plate; 12-arc segment; 13-a rotating shaft; 14-lower ear plate.
Detailed Description
A steel spring floating plate lifting appliance, which comprises a top lifting plate 2 and an upper central rod 5, the lifting device comprises a bottom lifting plate 11 and a crank connecting rod, wherein the top lifting plate 2 is a circular disc, a lifting ring 1 is fixed in the middle of the upper surface of the top lifting plate 2, an upper central rod 5 is fixed in the middle of the lower surface of the top lifting plate 2, the upper central rod 5 is a cylinder, an upper ear plate 3 is fixed at each trisection position of the circumference of the lower surface of the top lifting plate 2, each upper ear plate 3 is connected with the crank connecting rod through a rotating shaft 13, the crank connecting rod comprises a straight rod 4 and an L-shaped rod 6, the straight rod 4 is rotatably connected with the end of a short rod 8 of the L-shaped rod 6 through the rotating shaft 13, a lower central rod 7 is fixed in the middle of the upper surface of the bottom lifting plate 11, the lower central rod 7 is sleeved in the cylinder of the upper central rod 5 to form a central rod, a lower ear plate 14 is fixed at the trisection position of the circumference of the upper surface of the bottom.
The lower central rod 7 is a cylinder or a cylinder with the diameter smaller than the inner diameter of the upper central rod 5.
The bottom hanging plate 11 is a multi-arc-section bottom plate formed by three arc sections 12.
The lower ear plate 14 is fixed at the joint of the adjacent arc sections 12 of the bottom hanging plate 11, and the bent part of the L-shaped rod 6 is positioned at the joint of the arc sections 12.
The arc length and the central angle of each arc section 12 of the bottom hanging plate 11 are the same.
The end of the long rod 9 of the L-shaped rod 6 is provided with a hook 10 which is bent upwards.
When in hoisting, four hoisting tools are in a group and respectively hoisted in four symmetrical vibration isolator sleeves on the floating slab, the straight rod 4 and the short rod 8 of the crank connecting rod on the hanger are in a vertical state and extend into the cast iron sleeve of the floating plate, then the crankshaft 2 is rotated to ensure that the straight rod 4 and the short rod 8 form a certain angle and the hook 10 props against a supporting stop block in the sleeve to realize hoisting, the balance of the floating plate can be ensured during hoisting, the floating plate cannot incline and the like, the hoisting stability is greatly improved compared with the vacuum chuck, and the crank link mechanism which grabs the vibration isolator outer sleeve supporting stop block during hoisting is of a three-jaw type, so that the device also has very high firmness and safety, the device is fixed at the position of the sleeve of the vibration isolator by rotating the lifting appliance, and each crank connecting rod is similar to the arm of a human body and can be folded up and down so as to be suitable for the vibration isolator sleeves of various specifications.
The embodiments of the present invention have been described in detail, but the description is only for the preferred embodiments of the present invention and should not be construed as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.
Claims (6)
1. A steel spring floating plate lifting appliance is characterized by comprising a top lifting plate (2), an upper central rod (5), a bottom lifting plate (11) and a crank connecting rod, wherein the top lifting plate (2) is a circular disc, a lifting ring (1) is fixed in the middle of the upper surface of the top lifting plate (2), the upper central rod (5) is fixed in the middle of the lower surface of the top lifting plate (2), the upper central rod (5) is a cylinder, an upper lug plate (3) is respectively fixed at the position of a trisection of the circumference of the lower surface of the top lifting plate (2), the crank connecting rod is connected to each upper lug plate (3) through a rotating shaft (13), the crank connecting rod comprises a straight rod (4) and an L-shaped rod (6), the straight rod (4) is rotatably connected with the end of a short rod (8) of the L-shaped rod (6) through the rotating shaft (13), the lower central rod (7) is fixed in the middle of the upper surface of the bottom lifting plate (11), and the lower central rod (7) is sleeved in the cylinder of the upper, the lower ear plate (14) is fixed at the position of the trisection point of the circumference of the upper surface of the bottom hanging plate (11), and the bent part of the L-shaped rod (6) is rotatably connected on the lower ear plate (14) through a rotating shaft (13).
2. The steel spring floating plate spreader according to claim 1, wherein the lower central rod (7) is a cylinder or drum with a diameter smaller than the inner diameter of the upper central rod (5).
3. The steel spring floating plate hanger according to claim 1, wherein the bottom hanging plate (11) is a multi-arc bottom plate formed by three arc sections (12).
4. The steel spring floating plate hanger according to claim 3, wherein the lower ear plate (14) is fixed at the joint of the adjacent arc sections (12) of the bottom hanging plate (11), and the bend of the L-shaped rod (6) is at the joint of the arc sections (12).
5. The steel spring floating plate hanger according to claim 4, wherein the arc length and the central angle of each arc section (12) of the bottom hanging plate (11) are the same.
6. The steel spring floating plate hanger according to claim 1, wherein the end of the long rod (9) of the L-shaped rod (6) is provided with an upward bent hook (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021316539.5U CN212953846U (en) | 2020-07-08 | 2020-07-08 | Steel spring floating plate lifting appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021316539.5U CN212953846U (en) | 2020-07-08 | 2020-07-08 | Steel spring floating plate lifting appliance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212953846U true CN212953846U (en) | 2021-04-13 |
Family
ID=75390473
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021316539.5U Active CN212953846U (en) | 2020-07-08 | 2020-07-08 | Steel spring floating plate lifting appliance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212953846U (en) |
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2020
- 2020-07-08 CN CN202021316539.5U patent/CN212953846U/en active Active
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